Are chemicals shrinking otter penis bones?Cardiff Universityendocrine disruptorsnegative changespopulation increasereproductive organs
Despite a population increase, male otters show negative changes in their reproductive organs, according to a new report that asks if pollutants known as endocrine disruptors are to blame.
Researchers at Cardiff University have found several signs of change that are a cause for concern, including a decrease in penis bone (baculum) weight over time.
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